This is 2x2x2x2 (Tesseract(8-cell), 4 dimensions) panels puzzle game like flipit, lights out.
Please turn on all blue lights (16 lights).
When you touch a light,
5 lights(the touched light and 4 adjacent lights) toggle.
“Scramble” mode question is made by touching some lights at random.
But it can be solved absolutely.
“Level” (Level N) mode question is made by touching N lights at random.
For example , in the case of Level 4 , 4 lights are touched.